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A178986 Number of ways to place n nonattacking amazons (superqueens) on an n X n toroidal board. 0

%I #12 Nov 19 2017 12:47:47

%S 1,0,0,0,0,0,0,0,0,0,44,0,1092,0,0,0,16932,0,24776,0,0,0,1881492,0

%N Number of ways to place n nonattacking amazons (superqueens) on an n X n toroidal board.

%C An amazon (superqueen) moves like a queen and a knight.

%H V. Kotesovec, <a href="https://oeis.org/wiki/User:Vaclav_Kotesovec">Non-attacking chess pieces</a>, 6ed, 2013.

%H Paul Monsky, <a href="http://www.jstor.org/stable/2325220">Superqueens: Problem E3162</a>, American Mathematical Monthly, vol. 96 (1989), p.258-259.

%Y Cf. A051223, A051906, A085801, A000170, A178975.

%K nonn,more

%O 1,11

%A _Vaclav Kotesovec_, Jan 03 2011

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Last modified April 19 17:51 EDT 2024. Contains 371797 sequences. (Running on oeis4.)